Home / 3,833.52-5,291.92-2,418.48

Finding the Fourth Proportional to 3,833.52, 5,291.92 and 2,418.48

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Solution

The fourth proportional to 3,833.52, 5,291.92 and 2,418.48 is: 3,338.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833.52 : 5,291.92 = 2,418.48 : x
  2. Step 2: Convert to fraction form
    3,833.52/5,291.92 = 2,418.48/x
  3. Step 3: Cross multiply
    3,833.52x = 5,291.92 × 2,418.48
  4. Step 4: Simplify right side
    3,833.52x = 12,798,402.68
  5. Step 5: Solve for x
    x = 12,798,402.68/3,833.52
  6. Step 6: Final answer
    x = 3,338.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.